22151060052 has 72 divisors (see below), whose sum is σ = 57743241696. Its totient is φ = 6602376000.

The previous prime is 22151060017. The next prime is 22151060077. The reversal of 22151060052 is 25006015122.

It is a happy number.

It is a super-2 number, since 2×22151060052² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36474 + ... + 213617.

It is an arithmetic number, because the mean of its divisors is an integer number (801989468).

Almost surely, 2^22151060052 is an apocalyptic number.

22151060052 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22151060052 is an abundant number, since it is smaller than the sum of its proper divisors (35592181644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22151060052 is a wasteful number, since it uses less digits than its factorization.

22151060052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250181 (or 250168 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 22151060052 its reverse (25006015122), we get a palindrome (47157075174).

The spelling of 22151060052 in words is "twenty-two billion, one hundred fifty-one million, sixty thousand, fifty-two".